CA1161650A - Agent de desulfuration - Google Patents

Agent de desulfuration

Info

Publication number
CA1161650A
CA1161650A CA000371639A CA371639A CA1161650A CA 1161650 A CA1161650 A CA 1161650A CA 000371639 A CA000371639 A CA 000371639A CA 371639 A CA371639 A CA 371639A CA 1161650 A CA1161650 A CA 1161650A
Authority
CA
Canada
Prior art keywords
diamide lime
treated
post
lime
diamide
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA000371639A
Other languages
English (en)
Inventor
Alfred Freissmuth
Werner Gmohling
Walter Meichsner
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Evonik Operations GmbH
Original Assignee
SKW Trostberg AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by SKW Trostberg AG filed Critical SKW Trostberg AG
Application granted granted Critical
Publication of CA1161650A publication Critical patent/CA1161650A/fr
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • C21C7/04—Removing impurities by adding a treating agent
    • C21C7/064—Dephosphorising; Desulfurising
    • C21C7/0645—Agents used for dephosphorising or desulfurising
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C1/00—Refining of pig-iron; Cast iron
    • C21C1/02—Dephosphorising or desulfurising
    • C21C1/025—Agents used for dephosphorising or desulfurising

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
  • Treating Waste Gases (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Processing Of Solid Wastes (AREA)
  • Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
CA000371639A 1980-06-18 1981-02-24 Agent de desulfuration Expired CA1161650A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEP3022752.2 1980-06-18
DE19803022752 DE3022752A1 (de) 1980-06-18 1980-06-18 Entschwefelungsmittel

Publications (1)

Publication Number Publication Date
CA1161650A true CA1161650A (fr) 1984-02-07

Family

ID=6104856

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000371639A Expired CA1161650A (fr) 1980-06-18 1981-02-24 Agent de desulfuration

Country Status (7)

Country Link
US (1) US4430118A (fr)
EP (1) EP0042033B1 (fr)
JP (1) JPS5726116A (fr)
AT (1) ATE13694T1 (fr)
CA (1) CA1161650A (fr)
DE (2) DE3022752A1 (fr)
ES (1) ES501368A0 (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58204119A (ja) * 1982-05-25 1983-11-28 Nippon Carbide Ind Co Ltd 融鉄の脱硫剤
JPS5953611A (ja) * 1982-09-22 1984-03-28 Kawasaki Steel Corp 溶銑脱硫法
JPS6169911A (ja) * 1985-09-06 1986-04-10 Kawasaki Steel Corp 融鉄の脱硫剤及びその製法
BR8606249A (pt) * 1985-12-17 1987-09-29 Sueddeutsche Kalkstickstoff Composicao finamente granulada para a dessulfuracao de ferro fundido e processo para sua preparacao
CA1286506C (fr) * 1987-02-13 1991-07-23 William Kevin Kodatsky Methode de desulfuration du fer
US5002733A (en) * 1989-07-26 1991-03-26 American Alloys, Inc. Silicon alloys containing calcium and method of making same
JPH0731691Y2 (ja) * 1992-03-16 1995-07-26 俊雄 今中 ワッペン
DE19724913A1 (de) * 1997-06-12 1998-12-17 Almamet Gmbh Mittel zur fluorfreien Behandlung von Stahlschmelzen in der Gießpfanne, Verfahren zu seiner Herstellung und seine Verwendung
ATE328122T1 (de) * 2000-06-14 2006-06-15 Jfe Steel Corp Verfahren und vorrichtung zur herstellung von entschwefelungsmitteln für heisse metalle
US6989040B2 (en) * 2002-10-30 2006-01-24 Gerald Zebrowski Reclaimed magnesium desulfurization agent

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1758250B1 (de) * 1968-04-29 1971-10-28 Sueddeutsche Kalkstickstoff Mittel zum Entschwefeln von Eisenschmelzen
DE2741588C2 (de) * 1977-09-15 1985-02-07 Skw Trostberg Ag, 8223 Trostberg Mittel zum Entschwefeln von Eisenschmelzen
FR2432550A1 (fr) * 1978-08-04 1980-02-29 Sueddeutsche Kalkstickstoff Procede pour la fabrication d'un melange de desulfuration pulverulent facilement fluidifiable
DE2835872C3 (de) * 1978-08-16 1981-02-05 Skw Trostberg Ag, 8223 Trostberg Verfahren zur Verminderung der Staubund Flammenbelästigung bei der Handhabung der Schlacken nach der Roheisenentschwefelung mittels eines Entschwefelungsgemisches und Entschwefelungsgemisch

Also Published As

Publication number Publication date
ATE13694T1 (de) 1985-06-15
ES8305047A1 (es) 1983-04-01
EP0042033B1 (fr) 1985-06-05
DE3170808D1 (de) 1985-07-11
ES501368A0 (es) 1983-04-01
EP0042033A1 (fr) 1981-12-23
US4430118A (en) 1984-02-07
JPS5726116A (en) 1982-02-12
DE3022752A1 (de) 1982-01-14

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Legal Events

Date Code Title Description
MKEX Expiry